In the Linux kernel, the following vulnerability has been resolved:
usb: renesas_usbhs: Reorder clock handling and power management in probe
Reorder the initialization sequence in `usbhs_probe()` to enable runtime PM before accessing registers, preventing potential crashes due to uninitialized clocks.
Currently, in the probe path, registers are accessed before enabling the clocks, leading to a synchronous external abort on the RZ/V2H SoC. The problematic call flow is as follows:
usbhs_probe() usbhs_sys_clock_ctrl() usbhs_bset() usbhs_write() iowrite16() <-- Register access before enabling clocks
Since `iowrite16()` is performed without ensuring the required clocks are enabled, this can lead to access errors. To fix this, enable PM runtime early in the probe function and ensure clocks are acquired before register access, preventing crashes like the following on RZ/V2H:
[13.272640] Internal error: synchronous external abort: 0000000096000010 [#1] PREEMPT SMP [13.280814] Modules linked in: cec renesas_usbhs(+) drm_kms_helper fuse drm backlight ipv6 [13.289088] CPU: 1 UID: 0 PID: 195 Comm: (udev-worker) Not tainted 6.14.0-rc7+ #98 [13.296640] Hardware name: Renesas RZ/V2H EVK Board based on r9a09g057h44 (DT) [13.303834] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [13.310770] pc : usbhs_bset+0x14/0x4c [renesas_usbhs] [13.315831] lr : usbhs_probe+0x2e4/0x5ac [renesas_usbhs] [13.321138] sp : ffff8000827e3850 [13.324438] x29: ffff8000827e3860 x28: 0000000000000000 x27: ffff8000827e3ca0 [13.331554] x26: ffff8000827e3ba0 x25: ffff800081729668 x24: 0000000000000025 [13.338670] x23: ffff0000c0f08000 x22: 0000000000000000 x21: ffff0000c0f08010 [13.345783] x20: 0000000000000000 x19: ffff0000c3b52080 x18: 00000000ffffffff [13.352895] x17: 0000000000000000 x16: 0000000000000000 x15: ffff8000827e36ce [13.360009] x14: 00000000000003d7 x13: 00000000000003d7 x12: 0000000000000000 [13.367122] x11: 0000000000000000 x10: 0000000000000aa0 x9 : ffff8000827e3750 [13.374235] x8 : ffff0000c1850b00 x7 : 0000000003826060 x6 : 000000000000001c [13.381347] x5 : 000000030d5fcc00 x4 : ffff8000825c0000 x3 : 0000000000000000 [13.388459] x2 : 0000000000000400 x1 : 0000000000000000 x0 : ffff0000c3b52080 [13.395574] Call trace: [13.398013] usbhs_bset+0x14/0x4c [renesas_usbhs] (P) [13.403076] platform_probe+0x68/0xdc [13.406738] really_probe+0xbc/0x2c0 [13.410306] __driver_probe_device+0x78/0x120 [13.414653] driver_probe_device+0x3c/0x154 [13.418825] __driver_attach+0x90/0x1a0 [13.422647] bus_for_each_dev+0x7c/0xe0 [13.426470] driver_attach+0x24/0x30 [13.430032] bus_add_driver+0xe4/0x208 [13.433766] driver_register+0x68/0x130 [13.437587] __platform_driver_register+0x24/0x30 [13.442273] renesas_usbhs_driver_init+0x20/0x1000 [renesas_usbhs] [13.448450] do_one_initcall+0x60/0x1d4 [13.452276] do_init_module+0x54/0x1f8 [13.456014] load_module+0x1754/0x1c98 [13.459750] init_module_from_file+0x88/0xcc [13.464004] __arm64_sys_finit_module+0x1c4/0x328 [13.468689] invoke_syscall+0x48/0x104 [13.472426] el0_svc_common.constprop.0+0xc0/0xe0 [13.477113] do_el0_svc+0x1c/0x28 [13.480415] el0_svc+0x30/0xcc [13.483460] el0t_64_sync_handler+0x10c/0x138 [13.487800] el0t_64_sync+0x198/0x19c [13.491453] Code: 2a0103e1 12003c42 12003c63 8b010084 (79400084) [13.497522] ---[ end trace 0000000000000000 ]---
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux-6.1Upgrade linux | Jul 4, 2025 | Jul 4, 2025 |
| Oracle_linux | — | Upgrade kernel-uek | Sep 10, 2025 | Jul 3, 2025 |
| Suse | — | Upgrade kernel-macrosUpgrade dtb-appleUpgrade reiserfs-kmp-rtUpgrade dlm-kmp-defaultUpgrade ocfs2-kmp-64kbUpgrade dtb-socionextUpgrade kernel-rt_debugUpgrade kernel-azure-extraUpgrade kselftests-kmp-azureUpgrade kernel-obs-qaUpgrade kernel-rt-extraUpgrade dtb-freescaleUpgrade kernel-debug-develUpgrade kernel-debugUpgrade kernel-docsUpgrade dtb-amazonUpgrade dtb-hisiliconUpgrade dtb-apmUpgrade kernel-syms-rtUpgrade dlm-kmp-azureUpgrade kernel-obs-buildUpgrade kernel-default-livepatchUpgrade kselftests-kmp-defaultUpgrade kernel-rt-optionalUpgrade kernel-default-extraUpgrade dtb-nvidiaUpgrade kernel-64kb-optionalUpgrade reiserfs-kmp-64kbUpgrade kernel-debug-vdsoUpgrade kernel-docs-htmlUpgrade kselftests-kmp-rtUpgrade kernel-default-develUpgrade dtb-broadcomUpgrade dtb-amdUpgrade kernel-rt-livepatch-develUpgrade kernel-azure-vdsoUpgrade kernel-default-baseUpgrade kernel-defaultUpgrade kernel-kvmsmall-vdsoUpgrade ocfs2-kmp-rtUpgrade dtb-sprdUpgrade kernel-64kb-extraUpgrade dtb-marvellUpgrade cluster-md-kmp-defaultUpgrade dlm-kmp-rtUpgrade kernel-64kbUpgrade gfs2-kmp-64kbUpgrade kernel-rt-vdsoUpgrade cluster-md-kmp-64kbUpgrade kernel-source-rtUpgrade dtb-amlogicUpgrade kernel-rt_debug-vdsoUpgrade dtb-renesasUpgrade reiserfs-kmp-defaultUpgrade kernel-default-livepatch-develUpgrade kernel-default-optionalUpgrade cluster-md-kmp-azureUpgrade kernel-rtUpgrade kernel-source-vanillaUpgrade dtb-exynosUpgrade dtb-alteraUpgrade kernel-default-vdsoUpgrade gfs2-kmp-defaultUpgrade kernel-kvmsmallUpgrade dtb-lgUpgrade ocfs2-kmp-azureUpgrade kernel-default-base-rebuildUpgrade kernel-azure-develUpgrade kernel-kvmsmall-develUpgrade kernel-rt_debug-develUpgrade kernel-devel-rtUpgrade dtb-xilinxUpgrade dtb-caviumUpgrade cluster-md-kmp-rtUpgrade kselftests-kmp-64kbUpgrade kernel-zfcpdumpUpgrade dtb-rockchipUpgrade kernel-develUpgrade gfs2-kmp-rtUpgrade reiserfs-kmp-azureUpgrade kernel-azure-optionalUpgrade dtb-armUpgrade dtb-qcomUpgrade kernel-symsUpgrade kernel-rt-livepatchUpgrade kernel-azureUpgrade gfs2-kmp-azureUpgrade dlm-kmp-64kbUpgrade kernel-64kb-develUpgrade kernel-devel-azureUpgrade dtb-allwinnerUpgrade kernel-source-azureUpgrade kernel-rt-develUpgrade kernel-sourceUpgrade kernel-syms-azureUpgrade dtb-mediatekUpgrade ocfs2-kmp-default | Dec 5, 2025 | Aug 18, 2025 |
| Ubuntu | — | Upgrade linux-image-oem-24.04aUpgrade linux-image-virtual-5.15Upgrade linux-image-5.15.0-1096-azure-fipsUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-virtual-6.14Upgrade linux-image-generic-hwe-22.04Upgrade linux-image-gke-64kUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-6.8.0-1043-oracle-64kUpgrade linux-image-6.8.0-1043-gke-64kUpgrade linux-image-oracle-64k-6.14Upgrade linux-image-aws-64k-6.8Upgrade linux-image-5.15.0-1086-ibmUpgrade linux-image-generic-64k-6.14Upgrade linux-image-fips-6.8Upgrade linux-image-5.15.0-156-generic-64kUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-ibm-6.8Upgrade linux-image-ibmUpgrade linux-image-aws-lts-22.04Upgrade linux-image-azureUpgrade linux-image-gcpUpgrade linux-image-raspiUpgrade linux-image-gcp-5.15Upgrade linux-image-nvidia-tegra-igxUpgrade linux-image-azure-lts-24.04Upgrade linux-image-5.15.0-1092-aws-fipsUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-kvmUpgrade linux-image-6.14.0-1016-gcp-64kUpgrade linux-image-intel-iot-realtime-5.15Upgrade linux-image-5.15.0-156-lowlatencyUpgrade linux-image-5.15.0-1087-nvidia-lowlatencyUpgrade linux-image-5.15.0-1086-raspiUpgrade linux-image-6.14.0-1013-oracleUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-6.8.0-1046-nvidia-lowlatencyUpgrade linux-image-awsUpgrade linux-image-6.8.0-1046-nvidia-64kUpgrade linux-image-oem-24.04bUpgrade linux-image-oracle-5.15Upgrade linux-image-gkeop-6.8Upgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-azure-fipsUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-6.8.0-100-genericUpgrade linux-image-5.15.0-156-generic-lpaeUpgrade linux-image-6.8.0-100-lowlatency-64kUpgrade linux-image-6.8.0-1047-gcp-64kUpgrade linux-image-6.14.0-32-generic-64kUpgrade linux-image-6.8.0-1047-raspiUpgrade linux-image-oracle-64k-6.8Upgrade linux-image-5.15.0-1088-kvmUpgrade linux-image-5.15.0-156-fipsUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-nvidia-tegra-rt-5.15Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-oem-22.04aUpgrade linux-image-raspi-5.15Upgrade linux-image-azure-fips-6.8Upgrade linux-image-xilinxUpgrade linux-image-6.8.0-1046-awsUpgrade linux-image-6.8.0-1046-azure-fipsUpgrade linux-image-5.15.0-156-genericUpgrade linux-image-generic-6.8Upgrade linux-image-realtime-hwe-24.04Upgrade linux-image-xilinx-zynqmp-5.15Upgrade linux-image-5.15.0-1085-intel-iot-realtimeUpgrade linux-image-gke-5.15Upgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-nvidia-64kUpgrade linux-image-fips-5.15Upgrade linux-image-raspi-nolpaeUpgrade linux-image-aws-64k-6.14Upgrade linux-image-realtime-hwe-22.04Upgrade linux-image-realtime-5.15Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-raspi-realtimeUpgrade linux-image-gcp-6.8Upgrade linux-image-raspi-6.14Upgrade linux-image-virtual-6.8Upgrade linux-image-aws-64k-5.15Upgrade linux-image-ibm-classicUpgrade linux-image-6.8.0-1046-aws-fipsUpgrade linux-image-6.8.0-1047-gcp-fipsUpgrade linux-image-5.15.0-1056-xilinx-zynqmpUpgrade linux-image-6.14.0-1012-azureUpgrade linux-image-5.15.0-1034-nvidia-tegra-igxUpgrade linux-image-6.8.1-1041-realtimeUpgrade linux-image-oracle-64kUpgrade linux-image-aws-6.8Upgrade linux-image-5.15.0-1092-realtimeUpgrade linux-image-gcp-6.14Upgrade linux-image-gcp-fipsUpgrade linux-image-generic-64k-6.8Upgrade linux-image-azure-cvmUpgrade linux-image-6.14.0-1012-realtimeUpgrade linux-image-6.8.0-1023-xilinxUpgrade linux-image-6.14.0-1012-oemUpgrade linux-image-aws-lts-24.04Upgrade linux-image-aws-fips-6.8Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-5.15.0-156-lowlatency-64kUpgrade linux-image-oem-22.04bUpgrade linux-image-oem-24.04cUpgrade linux-image-lowlatencyUpgrade linux-image-6.8.0-1047-gcpUpgrade linux-image-6.8.0-1044-ibmUpgrade linux-image-oracleUpgrade linux-image-nvidia-6.8Upgrade linux-image-5.15.0-1092-awsUpgrade linux-image-gcp-64k-6.14Upgrade linux-image-intel-iotg-5.15Upgrade linux-image-azure-fips-5.15Upgrade linux-image-aws-fips-5.15Upgrade linux-image-6.14.0-1013-aws-64kUpgrade linux-image-5.15.0-1089-gkeUpgrade linux-image-virtualUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-oracle-lts-24.04Upgrade linux-image-oem-22.04Upgrade linux-image-6.14.0-1013-awsUpgrade linux-image-lowlatency-64kUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-aws-fipsUpgrade linux-image-6.8.0-1043-gkeUpgrade linux-image-oracle-6.14Upgrade linux-image-intel-iotgUpgrade linux-image-lowlatency-6.8Upgrade linux-image-azure-5.15Upgrade linux-image-6.8.0-100-generic-64kUpgrade linux-image-5.15.0-1092-gcp-fipsUpgrade linux-image-5.15.0-1075-gkeopUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-6.14.0-1016-gcpUpgrade linux-image-6.8.0-1046-aws-64kUpgrade linux-image-realtime-6.8.1Upgrade linux-image-generic-5.15Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-6.8.0-100-fipsUpgrade linux-image-genericUpgrade linux-image-xilinx-6.8Upgrade linux-image-gcp-fips-6.8Upgrade linux-image-generic-lpae-5.15Upgrade linux-image-nvidia-tegra-igx-5.15Upgrade linux-image-gkeopUpgrade linux-image-nvidia-5.15Upgrade linux-image-gkeUpgrade linux-image-5.15.0-1090-oracleUpgrade linux-image-nvidia-tegraUpgrade linux-image-azure-lts-22.04Upgrade linux-image-6.8.0-100-lowlatencyUpgrade linux-image-6.14.0-32-genericUpgrade linux-image-generic-64kUpgrade linux-image-gkeop-5.15Upgrade linux-image-aws-64kUpgrade linux-image-6.14.0-1014-raspiUpgrade linux-image-6.8.0-1046-azureUpgrade linux-image-6.14.0-1013-oracle-64kUpgrade linux-image-raspi-6.8Upgrade linux-image-5.15.0-1087-nvidiaUpgrade linux-image-nvidia-tegra-5.15Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-lowlatency-64k-5.15Upgrade linux-image-lowlatency-5.15Upgrade linux-image-intelUpgrade linux-image-5.15.0-1034-nvidia-tegra-igx-rtUpgrade linux-image-azure-6.14Upgrade linux-image-generic-6.14Upgrade linux-image-gcp-lts-22.04Upgrade linux-image-generic-64k-5.15Upgrade linux-image-6.8.0-2037-raspi-realtimeUpgrade linux-image-5.15.0-1096-azureUpgrade linux-image-6.8.0-1051-azureUpgrade linux-image-realtime-6.14Upgrade linux-image-oem-22.04cUpgrade linux-image-nvidia-tegra-rtUpgrade linux-image-nvidiaUpgrade linux-image-kvm-5.15Upgrade linux-image-intel-iot-realtimeUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-generic-lpaeUpgrade linux-image-oracle-6.8Upgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-nvidia-lowlatency-5.15Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-fipsUpgrade linux-image-5.15.0-1092-aws-64kUpgrade linux-image-realtimeUpgrade linux-image-nvidia-tegra-igx-rt-5.15Upgrade linux-image-aws-64k-lts-22.04Upgrade linux-image-5.15.0-1092-gcpUpgrade linux-image-gke-64k-6.8Upgrade linux-image-5.15.0-1087-intel-iotgUpgrade linux-image-gke-6.8Upgrade linux-image-aws-6.14Upgrade linux-image-6.8.0-1046-nvidia-lowlatency-64kUpgrade linux-image-5.15.0-1045-nvidia-tegra-rtUpgrade linux-image-oem-6.14Upgrade linux-image-gcp-fips-5.15Upgrade linux-image-5.15.0-1045-nvidia-tegraUpgrade linux-image-ibm-5.15Upgrade linux-image-xilinx-zynqmpUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-gcp-64kUpgrade linux-image-6.8.0-1030-gkeopUpgrade linux-image-azure-6.8Upgrade linux-image-6.8.0-1043-oracleUpgrade linux-image-aws-5.15Upgrade linux-image-6.8.0-1046-nvidiaUpgrade linux-image-oem-24.04Upgrade linux-image-oem-22.04dUpgrade linux-image-nvidia-lowlatency-6.8 | Jul 7, 2025 | Jul 3, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 10, 2025 | Jul 3, 2025 |
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